The WearO2 Ring is a wrist-worn sleep oxygen monitor by the brand Wellue. This device has an OLED display and is powered by a rechargeable source. It functions as a pulse oximeter with a probe, designed to track oxygen levels while alerting users with a vibration alarm if there are any issues. CE certified and backed by a 1-year manufacturer warranty, the WearO2 Ring offers continuous monitoring for improved sleep quality and overall health.
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